diff options
Diffstat (limited to 'intern/cycles/util/util_transform.cpp')
| -rw-r--r-- | intern/cycles/util/util_transform.cpp | 16 |
1 files changed, 14 insertions, 2 deletions
diff --git a/intern/cycles/util/util_transform.cpp b/intern/cycles/util/util_transform.cpp index 0a1c09ae3d5..acaca69464c 100644 --- a/intern/cycles/util/util_transform.cpp +++ b/intern/cycles/util/util_transform.cpp @@ -46,9 +46,11 @@ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ -#include "util_math.h" #include "util_transform.h" +#include "util_boundbox.h" +#include "util_math.h" + CCL_NAMESPACE_BEGIN /* Transform Inverse */ @@ -271,5 +273,15 @@ void transform_motion_decompose(DecompMotionTransform *decomp, const MotionTrans decomp->post_y = post.y; } -CCL_NAMESPACE_END +Transform transform_from_viewplane(BoundBox2D& viewplane) +{ + return + transform_scale(1.0f / (viewplane.right - viewplane.left), + 1.0f / (viewplane.top - viewplane.bottom), + 1.0f) * + transform_translate(-viewplane.left, + -viewplane.bottom, + 0.0f); +} +CCL_NAMESPACE_END |